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214431 (2005 QN54)
Classification: Main-belt Asteroid          SPK-ID: 2214431
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1933555047887122 8.7656e-08  
a 3.197341518719867 4.3256e-08 au
q 2.57911793538588 2.6332e-07 au
i .4949638852779495 8.872e-06 deg
node 226.4247570830434 0.00080317 deg
peri 113.5446219502952 0.0008036 deg
M 210.0220195002281 3.3306e-05 deg
tp 2459870.475391767270
(2022-Oct-17.97539177)
0.00020795 TDB
period 2088.247488015039
5.72
4.2377e-05
1.16e-07
d
yr
n .1723933595352695 3.4984e-09 deg/d
Q 3.815565102053855 5.162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      250  
   data-arc span      7531 days (20.62 yr)  
   first obs. used      1999-09-06  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60126  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:05:44  

Additional Information
 Earth MOID = 1.57057 au 
 Jupiter MOID = 1.58956 au 
 T_jup = 3.166 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO214860  

214431 (2005 QN54)          Discovered 2005-Aug-28 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2005 QN54 = 1999 RV244 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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